Presents an overview of various types of codes and ciphers used throughout history, famous cryptologists, and how to create your own secret messages.
- ISBN10 0613457269
- ISBN13 9780613457262
- Publish Date 1 June 2002
- Publish Status Out of Print
- Out of Print 6 April 2021
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English